Features |
| - Split-body construction.
- Blowout-proof stem.
- Fully enclosed spiral wound graphite filled stainless body gasket available.
- Locking devices available.
- Live-loading avaiable.
| Standards | - Basic design:API608、BS 5351
- Flanged ends:ASME B16.5
- Face to face:ASME B16.10
- Inspection and test :API 598
| Series YQ material specifications | | No.. | Parts | Standard | Stainless Steel | Sour Service | Low Temperature Service | 1 | Body | ASTM A105 | ASTM A182 F316 | ASTM A105 | ASTM A350 LF2 | 2 | Gasket | PTFE/304SS Spiral Wound W/Grophite | PTFE/304SS Spiral Wound W/Grophite | PTFE/304SS Spiral Wound W/Grophite | PTFE/304SS Spiral Wound W/Grophite | 3 | Seat Ring | PTFE | PTFE | PTFE | PTFE | 4 | Ball | ASTM A105/ENP | ASTM A182 F316 | ASTM A105/ENP | ASTM A182 F316 | 5 | Plug | S.S. | S.S. | S.S. | S.S. | 6 | Spring | S.S. | S.S. | S.S. | S.S. | 7 | Stem | ASTM A182 F6a | ASTM A182 F316 | ASTM A182 F6a | ASTM A182 F316 | 8 | Thrust Washer | PTFE | PTFE | PTFE | PTFE | 9 | Packing | PTFE/Graphite | PTFE/Graphite | PTFE/Graphite | PTFE/Graphite | 10 | Locking Plate | C.S. | S.S. | C.S. | S.S. | 11 | Pin | C.S. | S.S. | C.S. | S.S. | 12 | Nut | C.S. | S.S. | C.S. | S.S. | 13 | Lever | Ductile lron | Ductile lron | Ductile lron | Ductile lron | 14 | Stop plate | C.S. | S.S. | C.S. | S.S. | 15 | Washer | C.S. | S.S. | C.S. | S.S. | 16 | Nut | C.S. | S.S. | C.S. | S.S. | 17 | Spring Washer | Alloy Steel | Alloy Steel | Alloy Steel | Alloy Steel | 18 | Gland | ASTM A276 420 | ASTM A276 316 | ASTM A276 420 | ASTM A276 316 | 19 | Closure | ASTM A105 | ASTM A182 F316 | ASTM A105 | ASTM A350 LF2 | 20 | Nut | ASTM A194 2H | ASTM A194 8 | ASTM A194 2HM | ASTM A194 7M | 21 | Stud | ASTM A193 B7 | ASTM A193 B8 | ASTM A193 B7M | ASTM A320 L7M |
| | | | Full Port | Reduced Port | Gear Operator |
| Dimensions(Class 150) | Full Port | Size(in) | 1/2 | 3/4 | 1 | 1-1/2 | 2 | 2-1/2 | 3 | 4 | 6 | 8 | 10 | 12 | D(mm) | 13 | 19 | 25 | 38 | 51 | 64 | 76 | 102 | 152 | 203 | 254 | 305 | L(mm) | 108 | 117 | 127 | 165 | 178 | 191 | 203 | 229 | 394 | 457 | 533 | 610 | H(mm) | 61 | 66 | 76 | 95 | 110 | 142 | 156 | 181 | 270 | 345 | 350 | 482 | W(mm) | 130 | 130 | 160 | 230 | 230 | 400 | 400 | 700 | 300* | 300* | 400* | 600* | Weight(Kg) | 2.4 | 3.3 | 4.8 | 8 | 9.5 | 15 | 19.8 | 32 | 94 | 165 | 199 | 376 | Reduced Port | Size(in) | 3/4* 1/2*3/4 | 1*3/4*1 | 1-1/2* 1*1-1/2 | 2*1* 1/2*2 | 2-1/2*2 *2-1/2 | 3*2- 1/2*3 | 4*3*4 | 6*4*6 | 10*8*10 | 12*10*12 | | | D(mm) | 19 | 25 | 38 | 51 | 64 | 76 | 102 | 152 | 254 | 305 | | | L(mm) | 117 | 127 | 165 | 178 | 191 | 203 | 229 | 394 | 533 | 610 | | | H(mm) | 82 | 85 | 100 | 115 | 120 | 150 | 162 | 191 | 340 | 442 | | | W(mm) | 130 | 130 | 160 | 230 | 230 | 400 | 400 | 460 | 300* | 400* | | | d(mm) | 13 | 19 | 25 | 38 | 51 | 64 | 76 | 102 | 203 | 254 | | | Weight(Kg) | 2.6 | 4.5 | 6 | 9.5 | 14.6 | 19 | 32.5 | 58 | 160 | 229 | | |
| Dimensions(Class 300) | Full Port | Size(in) | 1/2 | 3/4 | 1 | 1-1/2 | 2 | 2-1/2 | 3 | 4 | 6 | 8 | 10 | D(mm) | 13 | 19 | 25 | 38 | 51 | 64 | 76 | 102 | 152 | 203 | 254 | L(mm) | 140 | 152 | 165 | 190 | 216 | 241 | 283 | 305 | 403 | 502 | 568 | H(mm) | 62 | 68 | 80 | 100 | 110 | 148 | 162 | 188 | 283 | 360 | 422 | W(mm) | 150 | 150 | 180 | 250 | 250 | 400 | 400 | 700 | 300* | 400* | 400* | Weight(Kg) | 3 | 3.5 | 6.2 | 11 | 16 | 25 | 40 | 57.5 | 128 | 252 | 402 | Reduced Port | Size(in) | 3/4* 1/2*3/4 | 1*3/4*1 | 1-1/2* 1*1-1/2 | 2*1* 1/2*2 | 2-1/2*2 *2-1/2 | 3*2- 1/2*3 | 4*3*4 | 6*4*6 | 8*6*8 | 10*8*10 | | D(mm) | 19 | 25 | 38 | 51 | 64 | 76 | 102 | 152 | 203 | 254 | | L(mm) | 152 | 165 | 190 | 216 | 241 | 283 | 305 | 403 | 502 | 568 | | H(mm) | 82 | 85 | 100 | 115 | 120 | 153 | 162 | 191 | 290 | 340 | | W(mm) | 130 | 130 | 160 | 230 | 230 | 400 | 400 | 460 | 300* | 400* | | d(mm) | 13 | 19 | 25 | 38 | 51 | 64 | 76 | 102 | 152 | 203 | | Weight(Kg) | 3.5 | 5.5 | 10 | 14.5 | 23.5 | 29 | 55 | 80 | 117 | 199 | |
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